A job listing for a “senior DC-DC power system design engineer” shows that upcoming Macs will employ new power management technology that will allow devices to be more efficient and run even longer on battery power, according to “AppleInsider” (http://www.appleinsider.com).

The advertised job describes the role as “an excellent opportunity to work on the forefront of new power management technologies.” The new hire will join a team that will innovate in power use from concept investigation and design through product implementation, notes “AppleInsider.”